chapter4n2.java

JAVA源代码程序aashjkjhkjhkjhjkhkj

import java.lancs.* ;

/*
 * program to test the "Person" class
 */

public class Chapter4n2
    {
    /*
     * main
     */

    public static void main(String[] args) throws Exception
        {
	Person myPerson = new Person() ;
	boolean continueLoop = true ;

	while (continueLoop)
	    {
	    // get the command (a character)
	    BasicIo.prompt("type a single command character: ") ;
	    char command = BasicIo.readCharacter() ;

	    int age = 0 ;
	    String response = null ;

	    // call the appropriate method
	    switch (command)
		{
		case 'a' : // set forename
		    BasicIo.prompt("type a forename: ") ;
		    response = BasicIo.readString() ;
		    myPerson.setForename(response) ;
		    break ;

		case 'b' : // set surname
		    BasicIo.prompt("type a surname: ") ;
		    response = BasicIo.readString() ;
		    myPerson.setSurname(response) ;
		    break ;

		case 'c' : // set age
		    BasicIo.prompt("type an age: ") ;
		    age = BasicIo.readInteger() ;
		    myPerson.setAge(age) ;
		    break ;

		case 'd' : // set gender
		    BasicIo.prompt("type a gender: ") ;
		    response = BasicIo.readString() ;
		    if (response.equals("male"))
			myPerson.setGender(Person.MALE) ;
		    else if (response.equals("female"))
			myPerson.setGender(Person.FEMALE) ;
		    else
			myPerson.setGender(Person.UNKNOWN) ;
	    	    break ;

		case 'e' : // get forename
		    System.out.print("forename is ") ;
		    System.out.println(myPerson.getForename()) ;
		    break ;

		case 'f' : // get surname
		    System.out.print("surname is ") ;
		    System.out.println(myPerson.getSurname()) ;
		    break ;

		case 'g' : // get age
		    System.out.print("age is ") ;
		    System.out.println(myPerson.getAge()) ;
		    break ;

		case 'h' : // get gender
		    System.out.print("gender is ") ;
		    switch (myPerson.getGender())
			{
			case Person.MALE :
			    System.out.println("male") ;
			    break ;
			case Person.FEMALE :
			    System.out.println("female") ;
			    break ;
			default :
			    System.out.println("unknown") ;
			}
		    break ;

		case '?' : // print 'help' information
		    System.out.println("a : set forename") ;
		    System.out.println("b : set surname") ;
		    System.out.println("c : set age") ;
		    System.out.println("d : set gender") ;
		    System.out.println("e : get forename") ;
		    System.out.println("f : get surname") ;
		    System.out.println("g : get age") ;
		    System.out.println("h : get gender") ;
		    System.out.println("? : output this message") ;
		    System.out.println("s : stop the program") ;
		    break ;

		case 's' : // stop the program
		    continueLoop = false ;
		    break ;

		default :
		    System.out.println("illegal command") ;
		}
	    }
        } // end of method main

    } // end of class Chapter4n2